1; NOTE: Assertions have been autogenerated by utils/update_llc_test_checks.py 2; RUN: llc < %s -mtriple=powerpc64le-unknown-unknown -mcpu=pwr8 \ 3; RUN: -ppc-convert-rr-to-ri -verify-machineinstrs | FileCheck %s 4define void @test(i32 zeroext %parts) { 5; CHECK-LABEL: test: 6; CHECK: # %bb.0: # %entry 7; CHECK-NEXT: cmplwi 3, 1 8; CHECK-NEXT: bnelr+ 0 9; CHECK-NEXT: # %bb.1: # %test2.exit.us.unr-lcssa 10; CHECK-NEXT: ld 3, 0(3) 11; CHECK-NEXT: std 3, 0(3) 12entry: 13 br label %cond.end.i 14 15cond.end.i: ; preds = %entry 16 %cmp18.i = icmp eq i32 %parts, 1 17 br i1 %cmp18.i, label %while.body.lr.ph.i.us.preheader, label %test3.exit.split 18 19while.body.lr.ph.i.us.preheader: ; preds = %cond.end.i 20 %0 = icmp eq i32 %parts, 1 21 br label %for.body.i62.us.preheader 22 23for.body.i62.us.preheader: ; preds = %while.body.lr.ph.i.us.preheader 24 br i1 %0, label %test2.exit.us.unr-lcssa, label %for.body.i62.us.preheader.new 25 26for.body.i62.us.preheader.new: ; preds = %for.body.i62.us.preheader 27 br label %for.body.i62.us 28 29for.body.i62.us: ; preds = %if.end.i.us.1, %for.body.i62.us.preheader.new 30 %niter = phi i64 [ undef, %for.body.i62.us.preheader.new ], [ %niter.nsub.1, %if.end.i.us.1 ] 31 %cmp8.i.us.1 = icmp uge i64 undef, 0 32 br label %if.end.i.us.1 33 34test2.exit.us.unr-lcssa: ; preds = %if.end.i.us.1, %for.body.i62.us.preheader 35 %c.addr.036.i.us.unr = phi i64 [ 0, %for.body.i62.us.preheader ], [ %c.addr.1.i.us.1, %if.end.i.us.1 ] 36 %1 = load i64, i64* undef, align 8 37 %tobool.i61.us.epil = icmp eq i64 %c.addr.036.i.us.unr, 0 38 %add.neg.i.us.epil.pn = select i1 %tobool.i61.us.epil, i64 %1, i64 0 39 %storemerge269 = sub i64 %add.neg.i.us.epil.pn, 0 40 store i64 %storemerge269, i64* undef, align 8 41 unreachable 42 43test3.exit.split: ; preds = %cond.end.i 44 ret void 45 46if.end.i.us.1: ; preds = %for.body.i62.us 47 %c.addr.1.i.us.1 = zext i1 %cmp8.i.us.1 to i64 48 %niter.nsub.1 = add i64 %niter, -2 49 %niter.ncmp.1 = icmp eq i64 %niter.nsub.1, 0 50 br i1 %niter.ncmp.1, label %test2.exit.us.unr-lcssa, label %for.body.i62.us 51} 52